Table 4 Avoidance of salvage surgery at primary site

From: Surgery and adjuvant radiotherapy vs concurrent chemoradiotherapy in stage III/IV nonmetastatic squamous cell head and neck cancer: a randomised comparison

Site of disease

Estimate of proportion

95% CI

Total

23/54a (43%)

30–56%

Laryngeal

13/21 (62%)

41–79%

 Hypopharynx

3/7

 Supraglottis

7/11

 Glottis

3/3

Nonlaryngeal

10/33 (30%)

17–47%

 Oral cavity

4/19

 Oropharynx

6/11

 Maxillary sinus

0/3

  1. aInformation not available on five patients – one died before starting therapy, one died before evaluation for response, two had complete response, but one was later lost to follow-up and two died of unknown causes.